20171888935

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{147353}}^1$

素因数の和:147519

約数の個数: 32

約数和(自身を含む): 28009048320

約数和(自身を除く): 7837159385

約数列:

[1, 5, 11, 19, 55, 95, 131, 209, 655, 1045, 1441, 2489, 7205, 12445, 27379, 136895, 147353, 736765, 1620883, 2799707, 8104415, 13998535, 19303243, 30796777, 96516215, 153983885, 212335673, 366761617, 1061678365, 1833808085, 4034377787, 20171888935]

約数ペア:

[(1, 20171888935), (5, 4034377787), (11, 1833808085), (19, 1061678365), (55, 366761617), (95, 212335673), (131, 153983885), (209, 96516215), (655, 30796777), (1045, 19303243), (1441, 13998535), (2489, 8104415), (7205, 2799707), (12445, 1620883), (27379, 736765), (136895, 147353)]